(ShareCast News) - After a positive year for AB Dynamics, the company's chairman and managing director have taken home a pre-Christmas bonus.Earlier this month, the company said full year revenue increased 19.3% to £16.52m, and operating profit increased 41% to £3.74m.Founder and chairman Anthony Best cashed in 100,000 of his 30% stake in the company to take home a £310,000 bonus just in time for the festive season.That took the stake owned by him and his wife down to 37.5%, with just under 6.5m shares.Managing director Timothy Rogers also cashed in 25,000 shares to receive £77,750.The pair would have also taken home hefty dividend cheques last week of £108,852 and £4,837 respectively.Top Director BuysSouth32 Limited (DI) (S32)Director name: Dr Ntombifuthi (Futhi) MtobaAmount purchased: 31,206 @ 56.56pValue: £17,650 Firestone Diamonds (FDI)Director name: Mr Keith Brian JohnsonAmount purchased: 197,997 @ 18.00pValue: £35,639 De La Rue (DLAR)Director name: Mr Jitesh Himatlal SodhaAmount purchased: 4,839 @ 439.90pValue: £21,287 Wincanton (WIN)Director name: Mr Paul DeanAmount purchased: 10,000 @ 200.56pValue: £20,056 Atlas Mara Limited (DI) (ATMA)Director name: Mr Robert E. DiamondAmount purchased: 2,410 @ $5.70Value: $13,737 Atlas Mara Limited (DI) (ATMA)Director name: Mr John VitaloAmount purchased: 1,930 @ $5.70Value: $11,001 Top Director SellsAB Dynamics (ABDP)Director name: Mr Anthony (Tony) BestAmount sold: 100,000 @ 310.00pValue: £310,000 Spectris (SXS)Director name: Mr John O'HigginsAmount sold: 8,975 @ 1,710.82pValue: £153,546 AB Dynamics (ABDP)Director name: Mr Timothy (Tim) John RogersAmount sold: 25,000 @ 311.00pValue: £77,750